/*
 * Copyright (c) 2021-2021 harkue
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package org.harkue.client.kafka;

import java.util.Properties;

/**
 * Kafka 配置
 *
 * @author harkue
 * @date 2021/12/22
 */
public class KafkaConfig {
    /**
     * 包消息主题
     */
    public final static String TOPIC = "package-dependency";

    /**
     * String序列化
     */
    public final static String STRING_SERIALIZER = "org.apache.kafka.common.serialization.StringSerializer";

    /**
     * String反序列化
     */
    public final static String STRING_DESERIALIZER = "org.apache.kafka.common.serialization.StringDeserializer";

    private static final Properties properties;

    static {
        properties = new Properties();
        properties.put("bootstrap.servers", "127.0.0.1:9092");
        properties.put("acks", "all");
        properties.put("retries", 0);
        properties.put("batch.size", 16384);
        properties.put("linger.ms", 1);
        properties.put("buffer.memory", 500 * 1024 * 1024);
        properties.put("group.id", "group-package");
        properties.put("enable.auto.commit", "true");
        properties.put("auto.commit.interval.ms", "1000");
        properties.put("auto.offset.reset", "latest");
        properties.put("session.timeout.ms", "30000");

        try {
            properties.put("key.serializer", Class.forName(STRING_SERIALIZER));
            properties.put("value.serializer", Class.forName(STRING_SERIALIZER));
            properties.put("key.deserializer", Class.forName(STRING_DESERIALIZER));
            properties.put("value.deserializer", Class.forName(STRING_DESERIALIZER));
        } catch (ClassNotFoundException e) {
            e.printStackTrace();
        }
    }

    /**
     * 获取Kafka默认配置
     *
     * @return 默认配置参数
     */
    public static Properties getDefaultProperties() {
        return properties;
    }
}
